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Diffstat (limited to 'block/blk-rq-qos.c')
| -rw-r--r-- | block/blk-rq-qos.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/block/blk-rq-qos.c b/block/blk-rq-qos.c index 058f92c4f9d5..eb9618cd68ad 100644 --- a/block/blk-rq-qos.c +++ b/block/blk-rq-qos.c @@ -218,7 +218,6 @@ static int rq_qos_wake_function(struct wait_queue_entry *curr, return -1; data->got_token = true; - smp_wmb(); wake_up_process(data->task); list_del_init_careful(&curr->entry); return 1; @@ -274,10 +273,9 @@ void rq_qos_wait(struct rq_wait *rqw, void *private_data, * which means we now have two. Put our local token * and wake anyone else potentially waiting for one. */ - smp_rmb(); if (data.got_token) cleanup_cb(rqw, private_data); - break; + return; } io_schedule(); has_sleeper = true; |